<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div>I was using DigiKam version 8.5 on MacOS Sequoia 15.3.1.</div>On this version I tried every permutation of the settings “Use the software OpenGL rendering”, “Use the OpenCL hardware acceleration” and “Decoding backend to render video”, but I saw no improvement.<div>Then I upgraded digiKam to the latest weekly pre-release of version 8.6.0 (Build date <span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); white-space: pre-wrap;">23/02/2025 18:39) and now the video plays fine using the default preferences.</span></div><div><font color="#000000"><span style="caret-color: rgb(0, 0, 0); white-space-collapse: preserve;">So thanks Sebastian and Maik!</span></font></div><div><font color="#000000"><span style="caret-color: rgb(0, 0, 0); white-space-collapse: preserve;"><br></span></font></div><div><font color="#000000"><span style="caret-color: rgb(0, 0, 0); white-space-collapse: preserve;">BTW: if you still need a sample video let me know how I can upload it...</span></font></div><div><font color="#000000"><span style="caret-color: rgb(0, 0, 0); white-space-collapse: preserve;"><br></span></font></div><div><font color="#000000"><span style="caret-color: rgb(0, 0, 0); white-space-collapse: preserve;">Kind regards,</span></font></div><div><font color="#000000"><span style="caret-color: rgb(0, 0, 0); white-space-collapse: preserve;">Willem Boers</span></font></div></body></html>